What is the lead time for orders?

The average lead time is one month, regardless of peak or off-season periods.

What payment terms are accepted?

We accept LC, T/T, PayPal, and Western Union for payments.

Can the speed be adjusted?

Yes, models with the outer controller (Type D) support PWM or 0-5V speed adjustment and instant starting.

6V 12V 24V Small Diaphragm Air Pump Vacuum Pump

Name: 6V 12V 24V Small Diaphragm Air Pump Vacuum Pump
Brand: Changsha TOPS Industry & Technology Co., Ltd.
SKU: 692002142

Hunan, ChinaChangsha TOPS Industry & Technology Co., Ltd.

Negotiable

200 Pieces

Product profile

Customization

Available

Power

Electric

Valve Body Type

Diaphragm

Model NO.

TM30A-C

Motor

DC Brushless Motor

Materials

Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDM

Transport Package

Standard Export Packing or OEM Packing

Specification

CE, IEC, RoHS

Trademark

TOPSFLO

Origin

China

Production Capacity

100, 000 PCS/Month

Key features

Coreless Brushless Motor Option: Ideal life-time 15000 hours, vibration-free, silent, and durable.

Customizable Materials: Optional EPDM or PTFE membranes and EPDM/FPM valves for corrosive media.

Oil-Free Operation: Ensures uncontaminated flow, ideal for medical and analytical equipment.

Compact & Lightweight: High power density with small size, weighing only 150-250g.

Multi-Voltage Support: Available in 6V, 12V, and 24V rated voltages for versatile power sources.

Flexible Control Functions: Outer controller enables PWM or 0-5V speed adjustment and braking.

Maintenance-Free Design: Long product life with low sound level and low power consumption.

Wide Application Range: Suitable for industrial, medical, analytical, and air quality sampling uses.

Company profile

Changsha TOPS Industry & Technology Co., Ltd.

Hunan, China

Business Type: Manufacturer/FactoryExport Year: 2001-09-08Nearest Port: shanghai, shenzhenAverage Response Time: ≤18hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryChangsha TOPS Industry & Technology Co., Ltd. is identified as a China-based manufacturer/factory and limited company located in Changsha, Hunan. The supplier reports ISO 9001 and TS 16949 management-system certifications, four laboratories meeting CNAS national laboratory certification standards, approximately 50 quality-control staff, 10 production lines, and annual capacity of about 3 million pieces. It has exported since 2001, reports that 90% of sales are exports, and serves markets across multiple regions. Its product scope centers on micro pumps and related applications. Evidence supports manufacturing scale, export experience, quality infrastructure, and R&D capability. However, the provided information does not establish after-sales service arrangements, financial credibility, or customization performance. Customer evidence is limited to one named buyer associated with two product records.

Supplier typeThe supplier is described as both a trade company and a Manufacturer/Factory. The formal business-entity record identifies Changsha TOPS Industry & Technology Co., Ltd. as a manufacturer/factory and limited company, while the basic-information slice separately labels the company nature as a trade company. This indicates mixed classification, but manufacturing status is explicitly present.

CertificationsThe supplier reports TS 16949 and ISO 9001 management-system certifications. It also states that four laboratories meet the CNAS national laboratory certification standard, providing explicit evidence of quality-management and laboratory infrastructure.

R&D capabilityThe supplier describes technology innovation as a core advantage, reports four laboratories meeting CNAS national laboratory certification standards, and indicates 21–30 years of R&D engineer experience. These details explicitly support an established R&D and laboratory base, although no specific patents or quantified innovation outcomes are provided.

Production capacityThe supplier reports 50 quality-control staff, 10 production lines, annual production capacity of about 3 million pieces, and annual production output above the stated threshold. It also reports one-month lead times in both off-peak and peak seasons, supporting substantial and potentially stable production capability.

Client casesTwo trade records associate the supplier with CONTROL PRINT LIMITED and identify water-pump products used as printer parts. These records provide one named customer and product-use evidence, but the dataset does not show a broader customer portfolio, project outcomes, or customer testimonials.

Product Q&A

Q:What motor options are available?

We offer four types: A) Premium Brush DC (3000h), B) Economical Brush DC (1500h), C) Coreless Brushless (15000h), and D) Coreless Brushless with controller (15000h).

Q:Can the pump handle corrosive media?

Yes, optional materials include PTFE membranes and FPM valves, which are resistant to acid, alkali, and ozone.

Q:What is the maximum pressure and vacuum?

The pump can achieve a max pressure of 120kpa and a max vacuum of -70kpa.

Q:Is the pump suitable for medical use?

Yes, the oil-free operation ensures uncontaminated flow, making it ideal for medical equipment and analytical instruments.

Q:What are the dimensions and weight?

Dimensions range from 75x30x54mm to 79x31x57mm, with weights between 150g and 250g depending on the model.